Search Results for the EPA National Library Catalog

Items Found: 9

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Your Search: (SUBJECT=Ultrasonic frequencies)


Select Item Title Year Published
Analog Echocardiogram for Estimating Ventricular Stroke Volume. 1976
Cold starting an alcohol-fueled engine with ultrasonic fuel atomization / 1993
Effect of Solvent and Extraction Methods on the Bacterial Mutagenicity of Sidestream Cigarette Smoke. 1987
Feasibility of ultrasonic and other methods for direct measurement of condenser biofouling {microform} / 1984
Instrumentation to monitor location of fish continuously in experimental channels / 1977
Pollution effects on adult steelhead migration in the Snake River / 1974
Public health and welfare criteria for noise, July 27, 1973. 1973
Replacement of activated sludge secondary clarifiers by dynamic straining / 1975
Ultrasonic cleaning of rotogravure cylinders / 1989

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